Rail-engaging wheel conversion unit for road vehicles



FIG. 1 is a front, top and right perspective view of the rail-engagingwheel conversion unit for road vehicles of the present invention.

FIG. 2 is a front elevation view of the wheel conversion unit depictedin FIG. 1.

FIG. 3 is a top plan view of the wheel conversion unit depicted in FIG.1.

FIG. 4 is a rear elevation view of the wheel conversion unit depicted inFIG. 1. the opposite side elevation view being a mirror image thereof.

FIG. 5 is a bottom plan view of the wheel conversion unit depicted inFIG. 1; and,

FIG. 6 is a right side elevation view of the wheel conversion unitdepicted in FIG. 1.

The ornamental design for a rail-engaging wheel conversion unit for roadvehicles, as shown and described.